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AJAX (shorthand for asynchronous JavaScript and XML) is a group of interrelated client-side web development techniques used to create interactive web applications or rich internet applications. AJAX is used by web applications to return data in the background without interfering with the display and behavior of the existing page. On Upwork, the world’s largest online workplace, companies hire AJAX developers to successfully complete jobs including site administration, video integration and submission forms.

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AJAX Job Cost Overview

Typical total cost of Upwork AJAX projects based on completed and fixed-price jobs.

Upwork AJAX Jobs Completed Quarterly

On average, 583 AJAX projects are completed every quarter on Upwork.

583

Time to Complete Upwork AJAX Jobs

Time needed to complete a AJAX project on Upwork.

Average AJAX Freelancer Feedback Score

AJAX Upwork freelancers typically receive a client rating of 4.65.

4.65
Last updated: September 1, 2015
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  1. Lei Z.

    Lei Z.

    Fair Price; High Quality; Quick Turnaround.

    China - Tests: 7

    This is Ella King. I am a English/Chinese translator and my husband Roy is a Wordpress programmer. I worked as a translator for about 7 years, I had rich experience in dealing with various kinds of materials. My husband worked as a programmer for about 10 years and focused on Wordpress for about 4 years. He had rich experience in dealing with Wordpress plugin development, theme design, conflict solving, etc. We are professional! We provide high quality! We charge fair price! We have quick turnaround! Trust us! We will try our best to provide a perfect service!

    $15.00 /hr
    25 hours
    4.95
  2. giacomo grande

    giacomo grande

    Expert in PHP, MySQL, HTML, CSS, JavaScript (jQuery), AJAX

    Italy - Tests: 3 - Portfolio: 7

    Over the past seven years I have been working full time as a web developer on many projects. I'd like to be part of interesting new web applications whether it requires building from scratch or enhancing and maintaining existing code. My main development skills are in Javascript + jQuery, AngularJs, AJAX, Twitter Bootstrap, HTML, CSS, LESS on the client side and PHP + MySql on the server side.

    $22.22 /hr
    2,540 hours
    5.00
  3. Nuwan P.

    Nuwan P.

    Experienced PHP, ActionScript Developer

    Sri Lanka - Tests: 5 - Portfolio: 11

    I am an experienced PHP, ActionScript developer who has over 5 years of full time working experience with both European & American based companies. And I have completed several large scale PHP & Flex applications cover all Web, Desktop and Mobile platforms. My expertise are on PHP, ActionScript, WordPress, jQuery, AJAX and some other technologies.

    $15.00 /hr
    524 hours
    5.00
  4. Emil Ajdyna

    Emil Ajdyna

    Full-Stack JavaScript Developer

    Poland - Tests: 9 - Portfolio: 2

    I am seeking opportunities to build robust, well tested front-end solutions that require a lot of JavaScript. Here's a short list of bigger projects I have worked on over the last few years: - ING Developing a single page banking application in Backbone/Marionette. We're also using jasmine, karma, nodejs, express.js, gulp, requirejs, d3.js, jquery and many more. I'm a technical team leader of one of the Scrum teams, responsible for the transfer's section of the app. - William Hill William Hill is one of the largest bookmakers in the United Kingdom. I have developed a wide range of websites that required a lot of front-end scripting. I had a chance to work on a truly scalable solutions as the websites were in 24 languague versions. - AQA AQA is one of five Awarding Bodies which are recognised by the regulators of the public exams systems for England, Wales and Northern Ireland. I had the privilege of working in the AQA office in Guildford directly with the kind and professional AQA team who had a really positive attitude about the project. My work focused mainly on the implementation of a cut-up, which involved converting an HTML and CSS template into the proper syntax for the CMS, provided by a third-party company whilst reporting to the Project Manager for AQA's project.

    $40.00 /hr
    549 hours
    4.98
  5. Raisa abigail B.

    Raisa abigail B.

    Research & Data Entry Expert

    Philippines - Tests: 6 - Portfolio: 1

    I graduated with a Bachelor of Science Degree in Information Technology. I worked in a BPO company as a Transaction Processor/Data Entry Operator for two years and I'm currently working as a freelance Data Entry Contributor/Judgment Contributor (verifying data & information) here in oDesk for more than 3 years now. My skills include but are not limited to: * Data Entry * PC operations, Microsoft Office and Google spreadsheet * HTML and CSS * Photoshop and Sony Vegas (for video editing) * Wordpress * Photography and Videography * Social Media Management

    $5.00 /hr
    4,462 hours
    4.91
  6. Dennis M.

    Dennis M.

    Full Stack, Android Developer

    Kenya - Tests: 2 - Portfolio: 3

    Over the past 3 years i have developed a wide range of android and web applications using Java ,PHP ,XML ,HTML5 and MySQL. I have developed apps for start up companies and small businesses . My strengths lie in back-end developement using java and API developement in PHP. I'm currently pursuing a bachelors degree in Information technology, i am to give quality work to all my clients.

    $6.67 /hr
    436 hours
    4.61
  7. Ijaz R.

    Ijaz R.

    WordPress Developer and Expert in Photoshop , PHP , CSS3 , HTML5

    Pakistan - Tests: 2 - Portfolio: 22

    I'm Ijaz Rehmat, Full time dedicated WordPress Web Developer with a passion for providing modern, eye catching WordPress Websites with your desired functionality. I specialized in creating custom WordPress themes from PSD as well as building theme admin panel and adding custom PHP, jQuery. I can help you or your business create a website from design concept to a completed, polished and professional site. I can also help maintain and update existing websites. *** Dedicated Full Time Service, High Quality, Good Communication, Provide Excellent Work with Specified Time and Budget , Keep Deadline Is My Passion *** Hope to establish long-term relationship with you !

    $13.33 /hr
    527 hours
    4.65
  8. Rabbia Sohail

    Rabbia Sohail

    Senior QA/Developer Engineer

    United States - Tests: 6 - Portfolio: 5

    Amongst the top 1% of successful Upwork Freelancer I have more than 5 years of professional experience in software testing and development. I am jack of all the trades when it comes to QA application, finding bugs, and then work with the developers to resolve issues. I have great experience working as developer and QA at the same time. I believe my strong, analytical skills would make me an ideal candidate for QA/Developer Engineer. I have hands on experience of developing and testing desktop and large scale web based applications. I love to break the code and then dig into details to find the root cause of the problem and resolve it. I excel working in a deadline driven environment. Technical Summary: • Testing Methods: Black-box, White-box, Functional, System, Regression, Stress, Smoke, Usability, Cross browser, Cross platform, Acceptance, Ad hoc • Programming languages: Php, ajax, jQuery, javascript, html, SQL/PL SQL, C++, Java • Databases: mySQL, MSSQL, Oracle, Access • Development Methodology: Waterfall and agile (Scrum) methodologies • Bug tracking systems: Bugzilla, Jira, Project Locker, Redmine, Asana, Assembla • Development Environment: PhpStorm, Netbeans, Visual Studio, BASH • Automation: Codeceptions, QTP – basic knowledge • Virtual machine tools: Vmware, Virtual PC • Version Control Systems: svn • Image Processing Soft: Adobe Photoshop, Adobe Illustrator

    $27.78 /hr
    6,173 hours
    4.95
  9. Virendra Singh Rawat

    Virendra Singh Rawat

    Hindi Translation, Transcription, Data-entry-processing.

    India - Tests: 7

    To meet the work requirements of clients, to delight the client by going that extra mile -- - Manual translation guaranteed. No translation by machine. No CAT tools used. - I have translated about 1 million words in a year (English <> Hindi). - I type in Unicode in Hindi language/ Devanagari Script, but I can handle various other proprietary fonts also. like krutidev, shrilipi, shusha, and many many others. - I can transcribe in Hindi, Sanskrit also. - I understand Urdu also, and can read a little of the script, though can't write that. - I use MS Office 2010 and 2013, primarily WORD, EXCEL, POWERPOINT. - I know PERL, HTML also.

    $11.11 /hr
    1 hours
    5.00
  10. Arif hossain

    Arif hossain Agency Contractor

    Dynamic Site & Web Application Developer With PHP, MySQL, Ajax, jQuey

    Bangladesh - Tests: 5 - Portfolio: 3

    Perform as a professional FRONT END developer by using PHP, MySQL, JavaScript, Ajax, jQuey, twitter bootstrap. Also able to make unique HUMAN RESOURCE MANAGEMENT WEB APPLICATION. To achieve high natural search engine ranking I always use to follow SEO technique to built a web site.

    Associated with: SEO Shop

    $3.33 /hr
    5,407 hours
    5.00